Entry Test MCQ :: Common Chemical Industries

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11.

Calcarious material includes

A.	lime stone	B.	marble
C.	chalk	D.	all of the above

12.

Argillaceous material does not include

A.	vlay	B.	marine shells
C.	slate	D.	blast furnace slag

13.

Which of the following processes is used for the synthesis of cement?

A.	dry process	B.	wet process
C.	both	D.	none

14.

Phosphorus helps in the growth of

A.	root	B.	leave
C.	stem	D.	seed

15.

How many zones through which the charge passes in a rotary kiln?

A.	4	B.	3
C.	2	D.	5

16.

The nutrients which are required in very small amount for the normal growth of plants are called

A.	nitrogenous fertilizers	B.	micronutrients
C.	phosphorus fertilizer	D.	all of the above

17.

Which one of the following set of raw material is most suitable for manufacture of urea?

A.	CH4 N2 and CO2	B.	H2 N2 and CO
C.	H2 CO2 and H2O	D.	H2O N2 and H2

18.

Which one of the following statement is correct for urea?

A.	it is a synthetic fertilizer	B.	it is a natural fertilizer
C.	it provides micronutrients to the plants	D.	it is an inorganic water soluble compound

19.

The percentage of nitrogen in urea is

A.	36%	B.	46%
C.	56%	D.	66%

20.

Which one of the following is an inorganic fertilizer?

A.	manure	B.	urea
C.	ammonium nitrate	D.	All